Step-by-step instructions and detailed answers are included. Download Mind Benders® Level 4 (Free) and enjoy it on your iPhone, iPad, and iPod touch. Download Mind Benders® Level 4 and enjoy it on your iPhone, iPad, and iPod touch. Mind Benders Puzzles #1 - 2 Eggs 100 Floors Puzzle -> You are given 2 eggs.-> You have access to a 100-storey building.-> Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100 th floor.Both eggs are identical. Step-by-step instructions and detailed answers are included. See screenshots, read the latest customer reviews, and compare ratings for Mind Benders® Level 4 (Free). Puerto Rico has mountains, waterfalls, and a tropical rainforest. Puzzles increase in difficulty. Develops reading comprehension, logic, and problem solving. Download this game from Microsoft Store for Windows 10, Windows 8.1. Puzzles increase in difficulty. ‎Deductive Thinking Skills Prepares your child for testing! Both Spanish and English are spoken in Puerto Rico. Product Details. See screenshots, read the latest customer reviews, and compare ratings for Mind Benders® Level 4. Puerto Rico is in the Caribbean Sea and is made up of more than 143 islands. Mind Benders B1 Grades 7-12 ... Answer Key: Puerto Rico is a territory of the United States, which means that people who are born there are United States citizens. The key is to make sure you get all the information out of each clue, by starting with the most obvious associations, then deducing the less obvious associations until everything finally fits together. Develops reading comprehension, logic, and problem solving. Download this game from Microsoft Store for Windows 10, Windows 8.1. ‎Read reviews, compare customer ratings, see screenshots, and learn more about Mind Benders® Level 4. ‎Deductive Thinking Skills Prepares your child for testing! ‎Read reviews, compare customer ratings, see screenshots, and learn more about Mind Benders® Level 4 (Free). The key is to make sure you get all the information out of each clue, by starting with the most obvious associations, then deducing the less obvious associations until everything finally fits together. Product Details.